There are plenty of things you can do to keep your immune system strong so that you can avoid winter colds and flus.
1. Eat nutritious food. Okay so this doesn't only apply for winter, but if your are going to potentially be faced with more bacteria and viruses in winter then making sure your are ingesting as many nutrients as possible will help your body keep up with the requirements for strong defense.
Minerals are naturally occurring elements found in the earth. They forms parts of rocks and stone that over time erode to become soil. Through the soil they are passed into plants and to the animals that eat them, and finally to humans through the food we consume. Read more... Potassium, Zinc, Magnesium
Write something about yourself. No need to be fancy, just an overview.